CF1763123056050-tsm20251109205412

DNSWHOIS.INFO - bst21.de

Search for IP or hostnames:

bst21.de checked at 2025-11-14T12:24:16.029Z 226ms 91/91/91 100% R:17 allDone:true timedOut:false

bst21.de

NSns5.kasserver.com
A85.13.128.3🇩🇪 NMM-AS
PTRns5.kasserver.com
NSns6.kasserver.com
A85.13.159.101🇩🇪 NMM-AS
PTRns6.kasserver.com
MXbst21-de.mail.protection.outlook.com
A2a01:111:f403:ca27:: 🇩🇪 Microsoft
PTRmail-beup281cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca2d:: 🇩🇪 Microsoft
PTRmail-fr5p281cu00500.inbound.protection.outlook.com
A2a01:111:f403:ca2d::1 🇩🇪 Microsoft
PTRmail-fr4p281cu03101.inbound.protection.outlook.com
A2a01:111:f403:ca2d::2 🇩🇪 Microsoft
PTRmail-fr6p281cu00202.inbound.protection.outlook.com
A52.101.168.0🇩🇪 Microsoft
PTRmail-beup281cu00100.inbound.protection.outlook.com
A52.101.170.0🇩🇪 Microsoft
PTRmail-fr5p281cu00500.inbound.protection.outlook.com
A52.101.170.1🇩🇪 Microsoft
PTRmail-fr4p281cu03101.inbound.protection.outlook.com
A52.101.170.2🇩🇪 Microsoft
PTRmail-fr6p281cu00202.inbound.protection.outlook.com
A75.2.70.75🇺🇸 Amazon
PTRaacb0a264e514dd48.awsglobalaccelerator.com

de

NSa.nic.de
NSf.nic.de
NSz.nic.de
NSl.de.net
NSn.de.net
NSs.de.net

Starts with same word

Starts similarily

AI analysis

bst21.de points to a single IP: 75.2.70.75.

Other host names, for instance muskokacabinets.ca, hancockhomes.net, gestuetnorderheide.de, clickables.co and haptokracht.com share IP numbers with bst21.de.

bst21.de's delegation is to two name servers ns5.kasserver.com and ns6.kasserver.com.

bst21.de shares the same name server configuration as other domains, such as hackermiete.de, bodensee-wind.info, kan-gen.de, wildbret.net and finsoft.de.

bst21.de at least partially shares its name servers with other domains, for instance assko.de, opeg.de, gestamtex.de, travellog.de and i-scooter.de.

these name servers are commonly used together with ns3.ai-dns.de, ns5.name-server-kas.de, a-dns-service.de and ns3.kas-dns-server.de.

Host names with a single IP:

ns5.kasserver.com resolves to 85.13.128.3.

ns6.kasserver.com resolves to 85.13.159.101.

bst21.de is served by a single mail server, bst21-de.mail.protection.outlook.com.

The host name bst21-de.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca27::, 2a01:111:f403:ca2d::, 2a01:111:f403:ca2d::1, 2a01:111:f403:ca2d::2, 52.101.168.0, 52.101.170.0, 52.101.170.1 and 52.101.170.2.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq